10
NT539
NT539
1MN0145 REV. 0
1)
Pt100 sensors (white-red-red)
3)
Relays (TR1-TR2-TR3)
2)
Supply 24-240Vac-dc 50/60Hz.
Note: relay contact image in non-alarm condition, with the exception of the FAULT relay that switches: contact 63-64 open
(NO), contacts 63-64 closed (NC) fault condition identification. Read the Alarms and Ventilation paragraph on page 11 and see
the fault contact switching.
RELAY
Pt100 CONNECTION EXAMPLE
ELECTRICAL CONNECTIONS
W
H
IT
E
R
E
D
R
E
D
S
C
R
E
E
N
2
3
1
Output relay with 6A-250Vac-res COS
Ф
=1 contacts
Note: Before connecting the sensors to the control unit, read the measurement
signal transfer paragraph on page 14 carefully.
1MN0145 REV.0
